Question 1

How many hormones do the five types of anterior pituitary cells secrete?

Accepted Answer

A) 5 
B) 7 
C) 10 
D) 12 
E) unlimited 
A) 5 
B) 7 
C) 10 
D) 12 
E) unlimited

Question 2

Which of the labeled endocrine glands secretes steroid hormones in response to long-term stress?

Accepted Answer

A) D 
B) G 
C) H 
D) I 
E) F 
A) D 
B) G 
C) H 
D) I 
E) F

Question 3

The amount of ADH that is secreted by the posterior pituitary glands varies with

Accepted Answer

A) blood osmotic pressure. 
B) blood calcium levels. 
C) blood oxygen levels. 
D) blood glucose levels. 
E) All of these choices. 
A) blood osmotic pressure. 
B) blood calcium levels. 
C) blood oxygen levels. 
D) blood glucose levels. 
E) All of these choices.

Question 4

Which of the following anterior pituitary hormones stimulates milk production?

Accepted Answer

A) Luteinizing hormone 
B) Prolactin 
C) Thyrotropin 
D) Melanocyte stimulating hormone 
E) Adrenocorticotropic hormone 
A) Luteinizing hormone 
B) Prolactin 
C) Thyrotropin 
D) Melanocyte stimulating hormone 
E) Adrenocorticotropic hormone

Question 5

Which zone of the adrenal gland secretes aldosterone?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) None of the zones 
A) A 
B) B 
C) C 
D) D 
E) None of the zones

Question 6

Which of the following statements correctly compares water-soluble hormones with lipid-soluble hormones?

Accepted Answer

A) Both types of hormone are carried in the blood attached to a carrier protein. 
B) Both types of hormone almost always stimulate increases in mRNA transcription. 
C) Only water-soluble hormones use second messengers. 
D) Only water-soluble hormones require a receptor. 
E) Lipid-soluble hormones are not found in the bloodstream. 
A) Both types of hormone are carried in the blood attached to a carrier protein. 
B) Both types of hormone almost always stimulate increases in mRNA transcription. 
C) Only water-soluble hormones use second messengers. 
D) Only water-soluble hormones require a receptor. 
E) Lipid-soluble hormones are not found in the bloodstream.

Question 7

Which of the following hormones are released in response to decreases in blood glucose concentration?

Accepted Answer

A) Insulin 
B) Luteinizing hormone 
C) Glucagon 
D) Parathyroid hormone 
E) Calcitonin 
A) Insulin 
B) Luteinizing hormone 
C) Glucagon 
D) Parathyroid hormone 
E) Calcitonin

Question 8

The endocrine gland shown in the diagram is found in a depression in the sphenoid bone (marked in the diagram)called the

Accepted Answer

A) maxilla. 
B) infundibulum. 
C) primary plexus. 
D) cribiform plate. 
E) hypophyseal fossa 
A) maxilla. 
B) infundibulum. 
C) primary plexus. 
D) cribiform plate. 
E) hypophyseal fossa

Question 9

The following is a possible progression of which of the following disorders: Inadequate dietary iodine intake → low level of thyroid hormone in blood → increased TSH secretion → thyroid gland enlargement.

Accepted Answer

A) Acromegaly 
B) Tetany 
C) Goiter 
D) Cushing's syndrome 
E) Addison's disease 
A) Acromegaly 
B) Tetany 
C) Goiter 
D) Cushing's syndrome 
E) Addison's disease

Question 10

A condition characterized by excessive development of mammary glands in a male is called

Accepted Answer

A) acromegaly. 
B) pheochromocytoma. 
C) hirsutism. 
D) gynecomastia. 
E) myxedema. 
A) acromegaly. 
B) pheochromocytoma. 
C) hirsutism. 
D) gynecomastia. 
E) myxedema.

Question 11

Parathyroid hormone is the major regulator of the plasma concentration of which of the following ions?

Accepted Answer

A) Calcium 
B) Sodium 
C) Potassium 
D) Chloride 
E) Manganese 
A) Calcium 
B) Sodium 
C) Potassium 
D) Chloride 
E) Manganese

Question 12

Which of the following conditions would result from hyposecretion of aldosterone?

Accepted Answer

A) Decreased heart rate 
B) Decreased airway dilation 
C) Dehydration 
D) Decreased oxygen delivery to the brain 
E) Metabolic acidosis 
A) Decreased heart rate 
B) Decreased airway dilation 
C) Dehydration 
D) Decreased oxygen delivery to the brain 
E) Metabolic acidosis

Question 13

Which of the labeled steps in the diagram represents the synthesis of thyroglobulin (TGB)within the follicular cells?

Accepted Answer

A) 1 
B) 2 
C) 4 
D) 6 
E) 7 
A) 1 
B) 2 
C) 4 
D) 6 
E) 7

Question 14

Which of the following is NOT a function of a hormone?

Accepted Answer

A) Regulates chemical composition and volume of the internal environment 
B) Regulates metabolism 
C) Regulates glandular secretions 
D) Produces electrolytes 
E) Controls growth and development 
A) Regulates chemical composition and volume of the internal environment 
B) Regulates metabolism 
C) Regulates glandular secretions 
D) Produces electrolytes 
E) Controls growth and development

Question 15

When a hormone is present in excessive levels,the number of target-cell receptors may decrease.This is called

Accepted Answer

A) receptor recognition. 
B) sensory adaptation. 
C) paracrine regulation. 
D) up-regulation. 
E) down-regulation. 
A) receptor recognition. 
B) sensory adaptation. 
C) paracrine regulation. 
D) up-regulation. 
E) down-regulation.

Question 16

Which of the following hormones commonly increases in the plasma of older individuals due to an inadequate dietary intake of calcium?

Accepted Answer

A) estrogen 
B) progesterone 
C) parathyroid hormone 
D) calcitonin 
E) insulin 
A) estrogen 
B) progesterone 
C) parathyroid hormone 
D) calcitonin 
E) insulin

Question 17

Which of the following bones (marked in the diagram)contains a depression which houses the endocrine gland shown in the diagram?

Accepted Answer

A) maxilla 
B) sphenoid bone 
C) mandible 
D) ethmoid bone 
E) temporal bone 
A) maxilla 
B) sphenoid bone 
C) mandible 
D) ethmoid bone 
E) temporal bone

Question 18

Which of the following is an example of hormone that is secreted from an endocrine gland in response to a chemical change in the blood?

Accepted Answer

A) Parathyroid hormone release from the parathyroid gland. 
B) Insulin release from the pancreas. 
C) Glucagon release from the pancreas. 
D) ADH release from the posterior pituitary gland. 
E) All the answer selections are correct. 
A) Parathyroid hormone release from the parathyroid gland. 
B) Insulin release from the pancreas. 
C) Glucagon release from the pancreas. 
D) ADH release from the posterior pituitary gland. 
E) All the answer selections are correct.

Question 19

Which of the following is NOT a common method of stimulating hormone secretion from an endocrine cell?

Accepted Answer

A) Signals from the nervous system 
B) Chemical changes in the blood 
C) Mechanical stretching of the endocrine cell 
D) Releasing hormones. 
E) Both Signals from the nervous system and Chemical changes in the blood 
A) Signals from the nervous system 
B) Chemical changes in the blood 
C) Mechanical stretching of the endocrine cell 
D) Releasing hormones. 
E) Both Signals from the nervous system and Chemical changes in the blood

Question 20

Which of the following hormones promotes increases in the basal metabolic rate (BMR)?

Accepted Answer

A) Insulin 
B) Adrenocorticotropic hormone 
C) Glucagon 
D) Thyroid hormone 
E) Calcitonin 
A) Insulin 
B) Adrenocorticotropic hormone 
C) Glucagon 
D) Thyroid hormone 
E) Calcitonin

Exam 18: The Endocrine System

How many hormones do the five types of anterior pituitary cells secrete?

Which of the labeled endocrine glands secretes steroid hormones in response to long-term stress?

The amount of ADH that is secreted by the posterior pituitary glands varies with

Which of the following anterior pituitary hormones stimulates milk production?

Which zone of the adrenal gland secretes aldosterone?

Which of the following statements correctly compares water-soluble hormones with lipid-soluble hormones?

Which of the following hormones are released in response to decreases in blood glucose concentration?

The endocrine gland shown in the diagram is found in a depression in the sphenoid bone (marked in the diagram)called the

The following is a possible progression of which of the following disorders: Inadequate dietary iodine intake → low level of thyroid hormone in blood → increased TSH secretion → thyroid gland enlargement.

A condition characterized by excessive development of mammary glands in a male is called

Parathyroid hormone is the major regulator of the plasma concentration of which of the following ions?

Which of the following conditions would result from hyposecretion of aldosterone?

Which of the labeled steps in the diagram represents the synthesis of thyroglobulin (TGB)within the follicular cells?

Which of the following is NOT a function of a hormone?

When a hormone is present in excessive levels,the number of target-cell receptors may decrease.This is called

Which of the following hormones commonly increases in the plasma of older individuals due to an inadequate dietary intake of calcium?

Which of the following bones (marked in the diagram)contains a depression which houses the endocrine gland shown in the diagram?

Which of the following is an example of hormone that is secreted from an endocrine gland in response to a chemical change in the blood?

Which of the following is NOT a common method of stimulating hormone secretion from an endocrine cell?

Which of the following hormones promotes increases in the basal metabolic rate (BMR)?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System: Bone Tissue

The Skeletal System: The Axial Skeleton

The Skeletal System: The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor and Integrative Systems

The Special Senses

The Cardiovascular System: The Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System, Nonspecific Resistance to Disease, and Immunity

The Digestive System

Metabolism

The Urinary System

The Reproductive Systems

Development and Inheritance

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